CVE-2021-3947
Published: 18 February 2022
A stack-buffer-overflow was found in QEMU in the NVME component. The flaw lies in nvme_changed_nslist() where a malicious guest controlling certain input can read out of bounds memory. A malicious user could use this flaw leading to disclosure of sensitive information.
Priority
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
focal |
Not vulnerable
(code not present)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Not vulnerable
(code not present)
|
|
jammy |
Released
(1:6.2+dfsg-2ubuntu5)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Needs triage
|
|
xenial |
Not vulnerable
(code not present)
|
|
Patches: upstream: https://gitlab.com/qemu-project/qemu/-/commit/e2c57529c9306e4 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |